chore: Add vscode devcontainer

.devcontainer/devcontainer.json

@@ -0,0 +1,29 @@
+{
+  "name": "Node",
+  "build": {
+    "dockerfile": "../Dockerfile",
+    "context": "..",
+    "args": {
+      "NODE_VERSION": "12.18.1"
+    }
+  },
+
+  // Set *default* container specific settings.json values on container create.
+  "settings": {
+    "terminal.integrated.shell.linux": "/bin/bash"
+  },
+
+  // Add the IDs of extensions you want installed when the container is created.
+  "extensions": [
+    "editorconfig.editorconfig"
+  ],
+
+  // Use 'forwardPorts' to make a list of ports inside the container available locally.
+  // "forwardPorts": [],
+
+  // Use 'postCreateCommand' to run commands after the container is created.
+  "postCreateCommand": "npm ci",
+
+  // Uncomment to connect as a non-root user. See https://aka.ms/vscode-remote/containers/non-root.
+  // "remoteUser": "vscode"
+}